The increasing Human Population is putting immense pressure on Resources
A population is a group of individuals of a particular species occupying a particular area at a specific time.
developed countries
Read Article
Animal Shelters
An area or structure that protects animals from adverse conditions is called an animal shelter. Different kinds of animals need different types of shelters. Different kinds of animals and their shelters are mentioned here.
Kinds of animals and their shelters
Animals can be classified into terrestrial, arboreal, aquatic and amphibians.
Terrestrial Animals
Land animals are called as terrestrial animals. Some of these animals like lion, tiger, bears and bats live in rock caves. Illustration
Snakes live in ground, under rocks and in abandoned ant hills. Some snakes live insid
Water Pollution- Sources and Control
Mixing of different solid, liquid or gaseous substances and microorganisms into water, so as to alter its natural qualities is called as water pollution. According to the National Water Commission (1973), water gets polluted if it has not been of sufficiently high quality to be suitable for the highest uses people wish to make of it at present or in future.
Eat Carrot to correct Night Vision
The carrot which is taxonomically known as Daucus Curota sub species sativus is an important plant. It is typically orange or blood red in colour. However, it is found in many colours like white, red, yellow etc. All of these are domesticated forms of the wild carrot.
Overpopulation in India
A group of individuals of a particular species occupying a particular area at specific time is called as population.
Questions and answers on Heredity/Bio- X
1. Trait-A exists in 10% of a population of an asexually reproducing species and trait-B in 60%of the same population….
Play as work and a way to Social Negotiations
Many people are working longer and harder, thinking that this will solve the problem of an ever-increasing workload. But they are still falling behind, becoming chronically overwhelmed, and burning out.
Types of Extinction of Species
The Conservation Status of Biodiversity is usually known through the comprehensive Inventory prepared periodically by the IUCN, the International Union for the Conservation of Nature and Natural Resources. This comprehensive Inventory of the Conservation Status of Species is popularly known as the Red List or the Red Data List.
Control of Atmospheric Pollution
The Pollution of atmosphere leads to severe consequences on local, regional, national and international levels.
Types of Ecosystems – Terrestrial and Aquatic
Ecosystems can be categorised into two broad categories: natural and artificial. Natural Ecosystems are those ecosystems that operate by themselves under natural conditions. These ecosystems are further categorized as Terrestrial and Aquatic Ecosystems. Terrestrial ecosystems relate to lands, whereas Aquatic ecosystems relate to fresh or marine water. Freshwater ecosystems may be Lotic or Lentic. Lotic are running water ecosystems like springs, streams or rivers, whereas Lentic Fresh Water Ecosystems may be found in standing waters of lakes, ponds, pools, puddles, ditches, swamps, etc. Marine Ecosystems are found in marine waters of salt lakes, seas, oceans and estuaries. Artificial Ecosystems are man-engineered ecosystems like crop fields, artificial ponds and lakes, aquaria, fish ponds, and abandoned mines reclaimed as lakes or water bodies for recreation.
Restrictions on Play for girls
In early society, girls were restricted from play. They were restricted inside homes. This was something to do with our social conditions and traditions. But, girls are being given more rights today than they had earlier.
International legal regimes: on trade and environment
The Environmental Calamities that shook the humanity during fifties and sixties were powerful enough to generate serious and widespread sense of responsibility among world nations towards the global environment. Some of these calamities include : The killer smog in New York and London which claimed 5000 lives in 1952; The mercury poisoning due to the consumption of mercury-contaminated seafood in Japan;
